package com.example;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class CookieServlet
 */
@WebServlet("/cookieServlet")
public class CookieServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * @see HttpServlet#HttpServlet()
	 */
	public CookieServlet() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {

		response.setContentType("text/html");
		PrintWriter writer = response.getWriter();
		Cookie[] cookies = request.getCookies();

		if (cookies != null && cookies.length > 0) {

			for (Cookie cookie : cookies) {

				if (cookie.getName().equalsIgnoreCase("user")) {
					String value = cookie.getValue();

					writer.println("The user Value is  <h1> " + value
							+ " <h1> ");
					cookie.setMaxAge(0);
					response.addCookie(cookie);

				}
			}
		}

		else {
			writer.println("TNo Cookies present from this browser ");
		}

	}

}
